1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.imagegallery.service.impl;
24  
25  import com.liferay.portal.PortalException;
26  import com.liferay.portal.SystemException;
27  import com.liferay.portal.kernel.log.Log;
28  import com.liferay.portal.kernel.log.LogFactoryUtil;
29  import com.liferay.portal.kernel.util.FileUtil;
30  import com.liferay.portal.kernel.util.ListUtil;
31  import com.liferay.portal.model.Image;
32  import com.liferay.portal.security.permission.ActionKeys;
33  import com.liferay.portal.util.ContentTypeUtil;
34  import com.liferay.portlet.imagegallery.model.IGFolder;
35  import com.liferay.portlet.imagegallery.model.IGImage;
36  import com.liferay.portlet.imagegallery.service.base.IGFolderServiceBaseImpl;
37  import com.liferay.portlet.imagegallery.service.permission.IGFolderPermission;
38  
39  import java.io.File;
40  
41  import java.rmi.RemoteException;
42  
43  import java.util.Iterator;
44  import java.util.List;
45  
46  /**
47   * <a href="IGFolderServiceImpl.java.html"><b><i>View Source</i></b></a>
48   *
49   * @author Brian Wing Shun Chan
50   */
51  public class IGFolderServiceImpl extends IGFolderServiceBaseImpl {
52  
53      public IGFolder addFolder(
54              long plid, long parentFolderId, String name, String description,
55              boolean addCommunityPermissions, boolean addGuestPermissions)
56          throws PortalException, SystemException {
57  
58          IGFolderPermission.check(
59              getPermissionChecker(), plid, parentFolderId,
60              ActionKeys.ADD_FOLDER);
61  
62          return igFolderLocalService.addFolder(
63              getUserId(), plid, parentFolderId, name, description,
64              addCommunityPermissions, addGuestPermissions);
65      }
66  
67      public IGFolder addFolder(
68              long plid, long parentFolderId, String name, String description,
69              String[] communityPermissions, String[] guestPermissions)
70          throws PortalException, SystemException {
71  
72          IGFolderPermission.check(
73              getPermissionChecker(), plid, parentFolderId,
74              ActionKeys.ADD_FOLDER);
75  
76          return igFolderLocalService.addFolder(
77              getUserId(), plid, parentFolderId, name, description,
78              communityPermissions, guestPermissions);
79      }
80  
81      public IGFolder copyFolder(
82              long plid, long sourceFolderId, long parentFolderId, String name,
83              String description, boolean addCommunityPermissions,
84              boolean addGuestPermissions)
85          throws PortalException, RemoteException, SystemException {
86  
87          IGFolder srcFolder = getFolder(sourceFolderId);
88  
89          IGFolder destFolder = addFolder(
90              plid, parentFolderId, name, description, addCommunityPermissions,
91              addGuestPermissions);
92  
93          copyFolder(
94              srcFolder, destFolder, addCommunityPermissions,
95              addGuestPermissions);
96  
97          return destFolder;
98      }
99  
100     public void deleteFolder(long folderId)
101         throws PortalException, SystemException {
102 
103         IGFolderPermission.check(
104             getPermissionChecker(), folderId, ActionKeys.DELETE);
105 
106         igFolderLocalService.deleteFolder(folderId);
107     }
108 
109     public IGFolder getFolder(long folderId)
110         throws PortalException, SystemException {
111 
112         IGFolderPermission.check(
113             getPermissionChecker(), folderId, ActionKeys.VIEW);
114 
115         return igFolderLocalService.getFolder(folderId);
116     }
117 
118     public IGFolder getFolder(long groupId, long parentFolderId, String name)
119         throws PortalException, SystemException {
120 
121         IGFolder folder = igFolderLocalService.getFolder(
122             groupId, parentFolderId, name);
123 
124         IGFolderPermission.check(
125             getPermissionChecker(), folder.getFolderId(), ActionKeys.VIEW);
126 
127         return folder;
128     }
129 
130     public List<IGFolder> getFolders(long groupId, long parentFolderId)
131         throws PortalException, SystemException {
132 
133         List<IGFolder> folders = igFolderLocalService.getFolders(
134             groupId, parentFolderId);
135 
136         folders = ListUtil.copy(folders);
137 
138         Iterator<IGFolder> itr = folders.iterator();
139 
140         while (itr.hasNext()) {
141             IGFolder folder = itr.next();
142 
143             if (!IGFolderPermission.contains(
144                     getPermissionChecker(), folder.getFolderId(),
145                     ActionKeys.VIEW)) {
146 
147                 itr.remove();
148             }
149         }
150 
151         return folders;
152     }
153 
154     public IGFolder updateFolder(
155             long folderId, long parentFolderId, String name, String description,
156             boolean mergeWithParentFolder)
157         throws PortalException, SystemException {
158 
159         IGFolderPermission.check(
160             getPermissionChecker(), folderId, ActionKeys.UPDATE);
161 
162         return igFolderLocalService.updateFolder(
163             folderId, parentFolderId, name, description, mergeWithParentFolder);
164     }
165 
166     protected void copyFolder(
167             IGFolder srcFolder, IGFolder destFolder,
168             boolean addCommunityPermissions, boolean addGuestPermissions)
169         throws PortalException, RemoteException, SystemException {
170 
171         List<IGImage> srcImages = igImageService.getImages(
172             srcFolder.getFolderId());
173 
174         for (IGImage srcImage : srcImages) {
175             String name = srcImage.getName();
176             String description = srcImage.getDescription();
177 
178             File file = null;
179 
180             try {
181                 file = FileUtil.createTempFile(srcImage.getImageType());
182 
183                 Image image = imageLocalService.getImage(
184                     srcImage.getLargeImageId());
185 
186                 byte[] bytes = image.getTextObj();
187 
188                 FileUtil.write(file, bytes);
189             }
190             catch (Exception e) {
191                 _log.error(e, e);
192 
193                 continue;
194             }
195 
196             String contentType = ContentTypeUtil.getContentType(
197                 srcImage.getImageType());
198             String[] tagsEntries = null;
199 
200             igImageService.addImage(
201                 destFolder.getFolderId(), name, description, file, contentType,
202                 tagsEntries, addCommunityPermissions, addGuestPermissions);
203 
204             file.delete();
205         }
206 
207         long destPlid = layoutLocalService.getDefaultPlid(
208             destFolder.getGroupId());
209 
210         List<IGFolder> srcSubfolders = getFolders(
211             srcFolder.getGroupId(), srcFolder.getFolderId());
212 
213         for (IGFolder srcSubfolder : srcSubfolders) {
214             String name = srcSubfolder.getName();
215             String description = srcSubfolder.getDescription();
216 
217             IGFolder destSubfolder = addFolder(
218                 destPlid, destFolder.getFolderId(), name, description,
219                 addCommunityPermissions, addGuestPermissions);
220 
221             copyFolder(
222                 srcSubfolder, destSubfolder, addCommunityPermissions,
223                 addGuestPermissions);
224         }
225     }
226 
227     private static Log _log = LogFactoryUtil.getLog(IGFolderServiceImpl.class);
228 
229 }